The second "safety chamber" where rescuers thought they would find eight miners who have been missing for a month underground in a zinc mine in Burkina Faso, is empty. The Burkinabe authorities and mine officials do not intend to give up: "the search is not over", says the Minister of Mines and Quarries. Alongside mine officials, "the government has underaken to continue the pumping work to look further down, deeper" to see "if our brothers have been able to find a refuge other than the one we hoped they would find", he adds. IMAGES AND SOUNDBITES